📄 os_cpu_a.lst
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A51 MACRO ASSEMBLER OS_CPU_A 04/04/2006 15:07:23 PAGE 1
MACRO ASSEMBLER A51 V7.07
OBJECT MODULE PLACED IN .\DEBUG\OS_CPU_A.obj
ASSEMBLER INVOKED BY: C:\Keil\C51\BIN\A51.EXE Port\OS_CPU_A.ASM INCDIR(F:\test\Port;F:\test) SET(LARGE) DEBUG PRINT(.\LS
T\OS_CPU_A.lst) OBJECT(.\DEBUG\OS_CPU_A.obj) EP
LOC OBJ LINE SOURCE
1 ;******************************************************************************************
**************
2 ; uC/OS-II
3 ; The Real-Time Kernel
4 ;
5 ; (c) Copyright 1992-2002, Jean J. Labrosse, Weston, FL
6 ; All Rights Reserved
7 ;
8 ;
9 ; at89c55wd Specific code
10 ; LARGE MEMORY MODEL
11 ;
12 ; keil C/C++ V7.2
13 ; (at89c55wd Compatible Target)
14 ;
15 ; File : OS_CPU_A.ASM
16 ; By : Jean J. Labrosse
17 ; Port by : 牛毅 2005-04-25->2005-04-28 QQ:75011221 niuyimail@126.com
18 ;修补 : 2005-05-02-01:30 (增加了中断管理和临界区宏)
19 ;修补 : 2005-05-16-13:00 (修补_CopySPtoC_XBP的漏洞, 有标记处%%%%????%%%%%%)
20 ;******************************************************************************************
**************
21 ;#include "OS_CFG.H"
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148
149
150 NAME OS_CPU_A
151
152 ;******************************************************************************************
**************
153 ; 要使用的外部函数和公共数据
154 ;******************************************************************************************
**************
155 EXTRN CODE (_?OSIntExit)
156 EXTRN CODE (_?OSTimeTick)
157 EXTRN CODE (_?OSTaskSwHook)
158
159 IF 0 <> 0
EXTRN CODE (_?OSISR_T1HOOK)
ENDIF
162 IF 0 <> 0
EXTRN CODE (_?OSISR_INT0HOOK)
ENDIF
165 IF 0 <> 0
EXTRN CODE (_?OSISR_INT1HOOK)
ENDIF
168 IF 1 <> 0
169 EXTRN CODE (_?OSISR_S0HOOK)
170 ENDIF
171
172 EXTRN DATA (?C_XBP)
173 ;DT?C_XBP SEGMENT DATA
174 ; RSEG DT?C_XBP
175 ;?C_XBP:
176 ;C_XBP:
177 ; DS 1
178 ?STACK SEGMENT IDATA
---- 179 RSEG ?STACK
180 ;?STACK:
0000 181 Stack:
0000 182 DS 40
183
184 EXTRN BIT (OSRunning)
185 EXTRN XDATA (OSIntNesting)
A51 MACRO ASSEMBLER OS_CPU_A 04/04/2006 15:07:23 PAGE 4
186 ; EXTRN XDATA (OSTickDOSCtr)
187 EXTRN XDATA (OSPrioHighRdy)
188 EXTRN XDATA (OSPrioCur)
189 EXTRN XDATA (OSTCBCur)
190 EXTRN XDATA (OSTCBHighRdy)
191
192 ;******************************************************************************************
**************
193 ; MACRO DEFINE
194 ;******************************************************************************************
**************
195 PUSHALL MACRO
196 ;PUSH PC
197 PUSH ACC
198 PUSH B
199 PUSH DPH
200 PUSH DPL
201 PUSH PSW
202 IRP REG, <R7, R6, R5, R4, R3, R2, R1, R0>
203 MOV A, REG
204 PUSH ACC
205 ENDM
206 ENDM
207
208 POPALL MACRO
209 IRP REG, <R0, R1, R2, R3, R4, R5, R6, R7>
210 POP ACC
211 MOV REG, A
212 ENDM
213 POP PSW
214 POP DPL
215 POP DPH
216 POP B
217 POP ACC
218 ;RET/RETI
219 ENDM
220
221 OS_ENTER_CRITICAL MACRO
222 MOV B,IE ;因为所有程序没有使用B寄存器,所以使用了B寄⌨️ 快捷键说明
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